Plant Structure
What is the source of free energy (ΔG) for moving protons out of mitochondria against their concentration and electrical gradients?

Glycolysis
ATP
The redox reactions of electron transport
Creatine phosphate

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Plant Structure
Which of the following statements about mitochondrial proteins is true?

Some mitochondrial proteins are coded for and synthesized in the mitochondria and others
Mitochondrial proteins arise from other mitochondrial proteins
All mitochondrial proteins are coded for and synthesized in the mitochondria
All mitochondrial proteins are imported from the cytoplasm

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Plant Structure
Which of the following observations is not used as evidence to support the concept of endosymbiotic origin of chloroplasts and mitochondria?

Both strongly resemble prokaryotes, especially in size
Both have their own DNA
Both have their own ribosomes
Both can live and function independently of the cell

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